KR930007443Y1 - 편평형 모터의 로터구조 - Google Patents

편평형 모터의 로터구조 Download PDF

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Publication number
KR930007443Y1
KR930007443Y1 KR2019870017966U KR870017966U KR930007443Y1 KR 930007443 Y1 KR930007443 Y1 KR 930007443Y1 KR 2019870017966 U KR2019870017966 U KR 2019870017966U KR 870017966 U KR870017966 U KR 870017966U KR 930007443 Y1 KR930007443 Y1 KR 930007443Y1
Authority
KR
South Korea
Prior art keywords
rotor
magnet
yoke
magnetic
rotor yoke
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
KR2019870017966U
Other languages
English (en)
Korean (ko)
Other versions
KR880008572U (ko
Inventor
미츠오 니시카와
소이치 무라카미
Original Assignee
소니 가부시키가이샤
오가 노리오
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 소니 가부시키가이샤, 오가 노리오 filed Critical 소니 가부시키가이샤
Publication of KR880008572U publication Critical patent/KR880008572U/ko
Application granted granted Critical
Publication of KR930007443Y1 publication Critical patent/KR930007443Y1/ko
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/24—Arrangements for providing constant relative speed between record carrier and head
    • G11B19/247—Arrangements for providing constant relative speed between record carrier and head using electrical means
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/2009—Turntables, hubs and motors for disk drives; Mounting of motors in the drive

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Brushless Motors (AREA)
  • Rotational Drive Of Disk (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
KR2019870017966U 1986-10-29 1987-10-22 편평형 모터의 로터구조 Expired - Lifetime KR930007443Y1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP86-166078 1986-10-29
JP1986166078U JPH0526915Y2 (enrdf_load_stackoverflow) 1986-10-29 1986-10-29

Publications (2)

Publication Number Publication Date
KR880008572U KR880008572U (ko) 1988-06-30
KR930007443Y1 true KR930007443Y1 (ko) 1993-10-25

Family

ID=15824573

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019870017966U Expired - Lifetime KR930007443Y1 (ko) 1986-10-29 1987-10-22 편평형 모터의 로터구조

Country Status (4)

Country Link
US (1) US4788464A (enrdf_load_stackoverflow)
JP (1) JPH0526915Y2 (enrdf_load_stackoverflow)
KR (1) KR930007443Y1 (enrdf_load_stackoverflow)
GB (1) GB2197991B (enrdf_load_stackoverflow)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2220103A (en) * 1988-06-22 1989-12-28 Stc Plc Electromagnetic components
US5461523A (en) * 1988-08-12 1995-10-24 Canon Denshi Kabushiki Kaisha Disc unit having a drive motor and a chucking assembly for holding a disc therewith
NL8802996A (nl) * 1988-12-07 1990-07-02 Philips Nv Draaitafelsamenstel, werkwijze voor het vervaardigen van een draaitafelsamenstel, alsmede een platenspeler voorzien van een draaitafelsamenstel.
US5689388A (en) * 1989-06-15 1997-11-18 Canon Denshi Kabushiki Kaisha Reduced-height magnetic disk drive unit, and disk mounting device for the unit
US5095238A (en) * 1990-04-03 1992-03-10 Minebea Co., Ltd. Brushless dc motor and rotor magnet
JPH0583913A (ja) * 1991-08-30 1993-04-02 Fuji Electric Co Ltd 磁気デイスク装置用スピンドルモータ
JP2584335Y2 (ja) * 1992-08-04 1998-10-30 愛知電機株式会社 空気調和機用のドレンポンプ
JP2581101Y2 (ja) * 1992-10-13 1998-09-21 三洋電機株式会社 ブラシレスモータ
JP2601260Y2 (ja) * 1993-12-08 1999-11-15 松下電器産業株式会社 スピンドルモータ
US5486962A (en) * 1994-10-12 1996-01-23 International Business Machines Corporation Integral hub and disk clamp for a disk drive storage device
JPH08308197A (ja) * 1995-05-08 1996-11-22 Matsushita Electric Ind Co Ltd スピンドルモータ
US5654598A (en) * 1995-12-14 1997-08-05 Siemens Electric Limited Brushless motor with inside mounted single bearing
US5675206A (en) * 1995-12-18 1997-10-07 Siemens Electric Limited Slim-line brushless motor
US5844338A (en) * 1995-12-18 1998-12-01 Siemens Electric Limited Slim-line brushless motor with inside mounted single bearing
US5706148A (en) * 1996-12-31 1998-01-06 Texas Instruments Incorporated Hard disk drive with kinematically mounted disk platters
JPH10327549A (ja) * 1997-05-26 1998-12-08 Sankyo Seiki Mfg Co Ltd スピンドルモータ
EP0957480A1 (en) * 1998-05-15 1999-11-17 Deutsche Thomson-Brandt Gmbh Disk drive with compensation of disk eccentricity
JP4477220B2 (ja) * 2000-11-20 2010-06-09 オリンパス株式会社 スピンドルモータ
JP2004213850A (ja) * 2002-05-13 2004-07-29 Fuji Photo Film Co Ltd 磁気ディスクカートリッジ
US7262536B2 (en) * 2003-08-11 2007-08-28 General Motors Corporation Gearless wheel motor drive system
US7332837B2 (en) * 2003-08-11 2008-02-19 General Motors Corporation Cooling and handling of reaction torque for an axial flux motor
US20050035678A1 (en) * 2003-08-11 2005-02-17 Ward Terence G. Axial flux motor mass reduction with improved cooling
JP4012170B2 (ja) * 2004-01-06 2007-11-21 キヤノン株式会社 アクチュエータ及び光量調節装置
CN100363629C (zh) * 2004-08-27 2008-01-23 鸿富锦精密工业（深圳）有限公司 薄型风扇
DE202005017833U1 (de) * 2005-11-16 2007-03-29 Sinnotec Entwicklungsgesellschaft Ltd. Elektromotor mit Permanentmagneten als Antrieb vom Umwälzlüfter bei Backgeräten und Kombidämpfern
KR100716833B1 (ko) * 2006-04-03 2007-05-09 삼성전기주식회사 초박형 스핀들모터
US8129880B2 (en) * 2007-11-15 2012-03-06 GM Global Technology Operations LLC Concentrated winding machine with magnetic slot wedges
JP7379011B2 (ja) * 2019-08-09 2023-11-14 ミネベアミツミ株式会社 回転機器
EP4074968B1 (en) * 2019-12-11 2025-04-09 Nidec Global Appliance Brasil Ltda. Reciprocating hermetic compressor with axial flux motor
US12386141B2 (en) * 2020-12-18 2025-08-12 Tdk Taiwan Corp. Optical element drive mechanism

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5523711A (en) * 1978-07-29 1980-02-20 Sony Corp Rotary electric machine
US4329606A (en) * 1979-12-10 1982-05-11 General Scanning, Inc. Electric motor construction
JPS56132138A (en) * 1980-03-19 1981-10-16 V I V Eng Kk Plastic generator
US4658312A (en) * 1981-09-07 1987-04-14 Papst-Motoren Gmbh & Co. K.G. Disk storage drive
JPH0422431Y2 (enrdf_load_stackoverflow) * 1985-01-24 1992-05-22
US4620139A (en) * 1985-07-22 1986-10-28 Kabushiki Kaisha Shicoh Giken Brushless d.c. motor

Also Published As

Publication number Publication date
US4788464A (en) 1988-11-29
KR880008572U (ko) 1988-06-30
GB2197991A (en) 1988-06-02
JPS6374068U (enrdf_load_stackoverflow) 1988-05-17
JPH0526915Y2 (enrdf_load_stackoverflow) 1993-07-08
GB2197991B (en) 1990-05-02
GB8724832D0 (en) 1987-11-25

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Legal Events

Date Code Title Description
UA0108 Application for utility model registration

Comment text: Application for Utility Model Registration

Patent event code: UA01011R08D

Patent event date: 19871022

UG1501 Laying open of application
A201 Request for examination
UA0201 Request for examination

Patent event date: 19900920

Patent event code: UA02012R01D

Comment text: Request for Examination of Application

Patent event date: 19871022

Patent event code: UA02011R01I

Comment text: Application for Utility Model Registration

UG1604 Publication of application

Patent event code: UG16041S01I

Comment text: Decision on Publication of Application

Patent event date: 19930928

E701 Decision to grant or registration of patent right
UE0701 Decision of registration

Patent event date: 19940125

Comment text: Decision to Grant Registration

Patent event code: UE07011S01D

REGI Registration of establishment
UR0701 Registration of establishment

Patent event date: 19940127

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